support JPEG XR images (available on Windows Vista or later, for Windows XP the Windows Imaging Component has to be installed)

the installer is now signed

What's New in version 2.0.1:

fix loading .mobi files from command line

fix a crash loading multiple .mobi files at once

fix a crash showing tooltips for table of contents tree entries

What's New in version 2.0:

support for MOBI eBook format

support opening CHM documents from network drives

a selection can be copied to a clipboard as an image by using right-click context menu

using ucrt to reduce program size

What's new in version 1.9:

support for CHM documents

support touch gestures, available on Windows 7 or later. Contributed by Robert Prouse

open linked audio and video files in an external media player

improved support for PDF transparency groups

What's new in version 1.8:

improved support for PDF form text fields

various minor improvements and bug fixes

speedup handling some types of djvu files

What's new in this version 1.7:

favorites

improved support for right-to-left languages e.g. Arabic

logical page numbers are displayed and used, if a document provides them (such as i, ii, iii, etc.)

allow to restrict SumatraPDF's features with more granularity; see sumatrapdfrestric.init for documentation

-named-dest also matches strings in table of contents

improved support for EPS files (requires Ghostscript)

more robust installer

many minor improvements and bugfixes

What's new in this version 1.6:

add support for displaying DjVu documents

display Frequently Read list when no document is open

add support for displaying Postscript documents (requires recent Ghostscript version to be already installed)

add support for displaying a folder containing images: drag the folder to SumatraPDF window

support clickable links and a Table of Content for XPS documents

display printing progress and allow to cancel it

add Print toolbar button

experimental: previewing of PDF documents in Windows Vista and 7. Creates thumbnails and displays documents in Explorer's Preview pane. Needs to be explicitly selected during install process. We've had reports that it doesn't work on Windows 7 x64.

What's New in version 1.5.1:

fixes for rare crashes

What's New in version 1.5:

add support for viewing XPS documents

add support for viewing CBZ and CBR comic books

add File/Save Shortcut menu item to create shortcuts to a specific place in a document

add context menu for copying text, link addresses and comments. In browser plugin it also adds saving and printing commands

menu items for re-opening current document in Foxit and PDF-XChange (if they're installed)

we no longer compress the installer executable with mpress. It caused some anti-virus programs to falsely report Sumatra as a virus. The downside is that the binaries on disk are now bigger. Note: we still compress the portable .zip version

-title cmd-line option was removed

support for AES-256 encrypted PDF documents

fixed an integer overflow reported by Jeroen van der Gun and and other small fixes and improvements to PDF handling

What's New in version 1.3:

improved text selection and copying. We now mimic the way a browser or Adobe Reader works: just select text with mouse and use Ctrl-C to copy it to a clipboard

added toolbar icons for Fit Page and Fit Width and updated the look of toolbar icons

add support for back/forward mouse buttons for back/forward navigation

1.2 introduces a new full screen mode and made it the default full screen mode. Old mode was still available but not easily discoverable. We've added View/Presentation menu item for new full screen mode and View/Fullscreen menu item for the old full screen mode, to make it more discoverable

new, improved installer

improved zoom performance (zooming to 6400 percent no longer crashes)

text find uses less memory

further printing improvements

translation updates

updated to latest mupdf for misc bugfixes and improvements

use libjpeg-turbo library instead of libjpeg, for faster decoding of some PDFs